Q: What is causing this unusual growth on my oak tree?
July 13, 2017
A: Your oak tree is producing galls. This particular gall, called the leafy oak gall, is actually tree tissue forming around the egg of the wasp, Andricus quercusfoliatus. Oak trees are notorious for forming all types of galls as a result ... READ MORE
Category: Home LandscapesTags: Andricus Quercusfoliatus, Gall, Leafy Oak Gall, Oak Tree